Seven people died after taking poisoned Tylenol in 1982, and though no one was ever charged in the killings, packaging for over-the-counter medicine across the industry was revamped.
As the 40th anniversary of the 1982 Tylenol murders approaches, investigators are working with prosecutors on a now-or-maybe-never effort to hold a longtime suspect responsible for the poisonings that killed seven people in the Chicago area, the Tribune has learned.
With the 40th anniversary of the 1982 Tylenol case approaching, the Tribune launched an in-depth investigation into why the murders that both terrified and fascinated the country have never been solved.